{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001634","489:4890001399","489:4890001802","485:4850004266","489:4890001548","481:4810005468","489:4890001464","485:4850008566","485:4850002326","481:4810002368","489:4890001966","488:4880004267","485:4850002622","496:4960012295","489:4890001716","470:4700007349","485:4850000969","470:4700007434","489:4890001540","469:4690000498","466:4660000957","500:5000003268","470:4700007184","481:4810003939","470:4700008982"],"twin_admin_codes":[489,489,489,485,489,481,489,485,485,481,489,488,485,496,489,470,485,470,489,469,466,500,470,481,470],"twin_sims":[0.16252973187505637,0.13510338759843468,0.09697262822415557,0.09245060247428816,0.09186861807953259,0.06848396394523983,0.06311366336745909,0.06297587232280769,0.051807477951787737,0.04909515252128545,0.04610555178132992,0.04351237932744241,0.042769376255019274,0.04275818427654104,0.04172325617688536,0.036126177873392326,0.03591565222634009,0.03453119732873435,0.0344559450874981,0.031164384360332135,0.030911348991848338,0.030393617845902117,0.030072992350995663,0.029809080934395465,0.02907060783912777],"twin_dists":[0.24757322760974793,0.2598603154887308,0.2805605491082578,0.2834170092880016,0.28379259258261663,0.30074599914077604,0.3052916894143646,0.30541242045971867,0.31601005049458153,0.3188673892494282,0.32217365455293223,0.32519024910865457,0.3260823772331751,0.3260959148472211,0.3273608301117725,0.33470031341544326,0.3349947231147565,0.33696821579196107,0.33707740251929386,0.34206481240897285,0.34246658109947026,0.3432974871344845,0.34381815928184284,0.3442503149215377,0.3454772513045362],"n_dims_used":45,"mean_confidence":0.9195704142252604},"coverage":{"mean_confidence":0.9195704142252604,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}